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Title:

DETERMINATION OF AGE HARDENING TENDENCIES AND WATER SUSCEPTIBILITY OF PAVING ASPHALT BY THE SONIC METHOD

Accession Number:

00206918

Record Type:

Component

Abstract:

DATA ARE PRESENTED ON (1) PROGRESSIVE HARDENING AND EMBRITTLEMENT OF THE ASPHALT CEMENT WITH AGING, (2) LOSS OF ADHESION OF THE ASPHALT CEMENT TO THE AGGREGATE WITH THE RESULTANT LOWER COMPRESSIVE STRENGTHS DUE TO WATER DISPLACEMENT OF THE ASPHALT BINDER AT THE ASPHALT-AGGREGATE INTERFACE, (3) PROGRESSIVE LOSS OF WATER RESISTANCE OF THE ASPHALT CEMENT AS THE ASPHALT HARDENS, AND (4) PROGRESSIVE LOSS OF THE ABILITY OF THE ASPHALT BINDER TO READHERE TO THE AGGREGATE AFTER DISPLACEMENT BY WATER. THE ACTION OF EFFECTIVE ANTI-STRIPPING ADDITIVES IN AMELIORATING THESE CAUSES OF ROAD DETERIORATION IS SHOWN TO BE IN THE DIRECTION OF REDUCING THE MAGNITUDE OF THE LAST THREE OF THESE DETERIORATIVE FACTORS. /AUTHOR/

Supplemental Notes:

No 270, pp 20-37, 9 FIG, 1 TAB, 6 REF, 3 APP Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. Copyright © National Academy of Sciences. All rights reserved.

Monograph Accession #:

01410655

Authors:

Abbott, Franklin P
Craig, Willis G

Pagination:

16p

Publication Date:

1960

Serial:

Highway Research Board Bulletin

Issue Number: 270
Publisher: Highway Research Board

Media Type:

Digital/other

Old TRIS Terms:

Subject Areas:

Highways; Pavements

Files:

TRIS, TRB

Created Date:

Sep 12 1994 12:00AM

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